1943 Anteros (1973 EC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2559124685 ± 4.56e-09
Semi-major axis (a)1.4305268274 AU ± 2.21e-10
Inclination (i)8.70770606° ± 4.43e-07
Long. of Asc. Node (Ω)246.29352243° ± 3.59e-06
Arg. of Perihelion (ω)338.43657351° ± 3.83e-06
Mean Anomaly (M)260.37411854° ± 1.39e-06
Mean Motion (n)0.5760607241°/day ± 1.34e-10
Perihelion dist (q)1.06443718 AU ± 6.53e-09
Aphelion dist (Q)1.79661648 AU ± 6.53e-09
Orbital Period1.71097636 yr ± 3.97e-10
Physical Parameters
H (abs. magnitude)15.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.170″
Uncertainty0
Orbit TypeAmor
MOID0.061739 AU
Observations Used5660
Gaia Obs Used192
Oppositions20
Arc Total1968-2026
First Observation Used1973-03-10
Last Observation Used2026-04-07
Observations (6464)
Date Type RA Dec Mag Band Observatory
2021-07-31 01:28:36 C 23 45 57.13 +20 54 20.4 V 089
2021-07-31 01:31:17 C 23 45 57.05 +20 54 21.4 V 089
2021-07-31 01:33:58 C 23 45 57.01 +20 54 22.5 V 089
2021-07-31 01:36:39 C 23 45 56.97 +20 54 23.5 V 089
2021-07-31 01:39:20 C 23 45 56.92 +20 54 25.1 V 089
2021-07-31 01:42:01 C 23 45 56.85 +20 54 24.9 V 089
2021-08-01 00:48:51 C 23 45 31.68 +21 02 27.8 V 089
2021-08-01 00:51:33 C 23 45 31.62 +21 02 28.8 V 089
2021-08-01 01:27:36 C 23 45 30.83 +21 02 40.5 V 089
2021-08-01 01:32:59 C 23 45 30.67 +21 02 42.6 V 089
2021-08-01 16:01:49 C 23 45 13.69 +21 07 32.5 q Q21
2021-08-01 16:06:02 C 23 45 13.58 +21 07 34.1 q Q21
2021-08-02 00:20:39 C 23 45 02.84 +21 10 10.7 V 089
2021-08-02 00:23:20 C 23 45 02.77 +21 10 11.6 V 089
2021-08-02 00:26:02 C 23 45 02.72 +21 10 12.3 V 089
2021-08-02 00:28:43 C 23 45 02.65 +21 10 13.2 V 089
2021-08-02 00:31:24 C 23 45 02.57 +21 10 14.2 V 089
2021-08-02 00:34:05 C 23 45 02.51 +21 10 14.9 V 089
2021-08-02 00:36:46 C 23 45 02.43 +21 10 15.7 V 089
2021-08-02 00:39:27 C 23 45 02.37 +21 10 16.7 V 089
2021-08-02 00:42:08 C 23 45 02.31 +21 10 17.5 V 089
2021-08-02 00:44:49 C 23 45 02.25 +21 10 18.2 V 089
2021-08-03 14:16:41 C 23 44 09.18 +21 21 41.7 V T08
2021-08-03 14:20:52 C 23 44 09.06 +21 21 42.9 V T08
2021-08-03 14:40:14 C 23 44 08.49 +21 21 48.2 V T08
2021-08-03 14:47:48 C 23 44 08.27 +21 21 50.3 V T08
2021-08-03 23:41:43 C 23 43 55.13 +21 24 12.6 V 089
2021-08-03 23:44:25 C 23 43 55.06 +21 24 13.2 V 089
2021-08-03 23:49:49 C 23 43 54.89 +21 24 14.9 V 089
2021-08-03 23:52:31 C 23 43 54.81 +21 24 15.7 V 089
2021-08-03 23:55:13 C 23 43 54.74 +21 24 16.1 V 089
2021-08-04 00:00:37 C 23 43 54.58 +21 24 17.8 V 089
2021-08-04 00:06:01 C 23 43 54.42 +21 24 19.3 V 089
2021-08-05 12:02:18 C 23 42 54.48 +21 33 40.9 V T05
2021-08-05 12:04:59 C 23 42 54.39 +21 33 41.5 V T05
2021-08-05 12:08:56 C 23 42 54.25 +21 33 42.4 V T05
2021-08-05 12:18:09 C 23 42 53.95 +21 33 44.8 V T05
2021-08-07 11:47:25 C 23 41 23.31 +21 44 02.4 V T08
2021-08-07 11:50:05 C 23 41 23.21 +21 44 02.8 V T08
2021-08-07 12:33:44 C 23 41 21.54 +21 44 11.5 V T08
2021-08-07 12:39:02 C 23 41 21.34 +21 44 12.5 V T08
2021-08-08 00:14:06 C 23 40 57.18 +21 46 15.4 V 089
2021-08-08 00:16:48 C 23 40 57.09 +21 46 15.6 V 089
2021-08-08 00:19:30 C 23 40 56.98 +21 46 16.0 V 089
2021-08-08 00:24:54 C 23 40 56.77 +21 46 17.1 V 089
2021-08-08 00:27:36 C 23 40 56.66 +21 46 17.4 V 089
2021-08-08 00:33:00 C 23 40 56.45 +21 46 18.3 V 089
2021-08-08 00:35:42 C 23 40 56.35 +21 46 18.9 V 089
2021-08-08 00:38:24 C 23 40 56.25 +21 46 19.4 V 089
2021-08-08 23:43:16 C 23 40 06.14 +21 50 11.7 V 089